0
votes
3answers
19 views

Could Kohanim use pottery or only stone kelim?

Someone told me that when the Temple was standing, Kohamim could only use stone kelim because they could not become tomeh. OTOH (are these abbreviations well known here?), on the other hand, it seems ...
0
votes
3answers
67 views

Torah - as a source of ritual impurity

During the Second Temple period, Torah scroll was considered to be a source of ritual impurity? Today this is not the case. When did this halakha change?
5
votes
1answer
64 views

Does Tuma get nullified?

If a drop of Tuma liquid (say a "Mashke" of a zav) falls into a huge vat of water, do we say that all the water is now an Av, or do we say it could get nullified. If it gets nullified, at what ratio? ...
4
votes
1answer
119 views

Notched 2x4 for maamid?

Let's assume that there is a lechatchila to not use metal object that are mekabel tumah (susceptible to tumah) for something that supports the s'chach ("maamid"), which can be avoided by using ...
1
vote
1answer
58 views

How does Tum'ah (“Ritual Impurity”) work?

What are the mechanics by which Tum'ah works? How does one detect it, or diagnose someone as Tamei? Certain materials can contract and transfer Tum'ah. Why do these material do so, but others ...
6
votes
0answers
61 views

Beam for s'chach with wood glue + embedded screws

Let's assume that there is a lechatchila to not use metal object that are mekabel tumah (susceptible to tumah) for something that supports the s'chach ("maamid"), which can be avoided by using ...
5
votes
0answers
51 views

Why was the oil in the temple tamei at all?

Regarding the story of Chanukah and the need for tahor oil, I recall hearing in a shiur one time that there are 4 things which are not susceptible to tumah from the Torah; oil (a subset of mashkin) ...
5
votes
0answers
86 views

Blessing on Immersing Vessels to Purify Them

A Mikvah can be used to purify humans or certain vessels which have contracted ritual impurity (Rambam Mikvaot 1 (English)). When humans use the Mikvah to purify themselves they recite a blessing ...
5
votes
0answers
53 views

Tourist guides for Kohanim

I recently saw a tourist guide for Kohanim, published online by the Chicago Rabbinical Council, listing certain Chicago tourist sites that are, and are not, problematic for Kohanim. Are there any ...
5
votes
0answers
109 views

Putting poison inside bamboo rods (s'chach)

It says in Shulchan Aruch (OC Siman 629 Sif 3) that one may cover a Sukkah with "chitzim" (arrows) that don't have a "beis kibbul." However, if they do have a "beis kibbul," then it's not valid for ...
4
votes
0answers
58 views

What are the Tumah implications outside of Temple?

What are the implication of tumah other than related to the Temple? E.g., a pathologist in, say, Australia is contaminated with Tumas Mes all the time. Does he have to travel to Jerusalem to get ...
3
votes
0answers
211 views

If a woman converting to Judaism goes to Mikvah during her period but doesn't see any more blood, is she Tehorah?

As a corollary to this question, if a woman goes to Mikvah for her conversion "during her period" (let's say on the 2nd or 3rd day), but for some reason (for which she should probably consult her ...
1
vote
0answers
30 views

When does טומאת הסגר begin?

When the Chumash speaks about a kohen's seeing some tzaraas on a person's body for the first time, it says the kohen "shall defile" (Vayikra 13:3, 13:11, 13:20, 13:25, 13:30, 13:44). Rashi (13:3) ...
1
vote
0answers
42 views

רש״י's use of the קל וחומר after it's been discredited (שבת כו ע״ב)‎

The Bavli, Shabas 26 amud 2, derives from some wording in Vayikra that a three-finger-by-three-finger piece of wool or linen fabric can become tame. It then proposes that the verse teaches us only ...
1
vote
0answers
81 views

Why make the Kohen burning the Para Aduma rabbinically impure?

The Gemara says that we make the Kohen burning the Para Aduma (the red heifer) impure and then dip him in the Mikva. The reason given is that there is an argument between the Rabbis and the Sadducees ...
0
votes
0answers
49 views

Examining the Zav

Does anyone know of any rabbinic sources (Talmudic/midrashic) that indicate that a Zav would go to a halakhic authority to be examined regarding his Zivah?